International Baccalaureate · IB Diploma · IBDP-BIO

IB Diploma Programme Biology (first exams 2025) revision

Complete SL and HL coverage of the new IB Biology guide (first exams 2025), with misconception-targeted questions for every understanding across all four themes.

0
Exam-style questions
406
Syllabus points
4
Chapters / topics

What PinPoint covers for IB Diploma Biology

Every statement in the IBDP-BIO syllabus is broken into its own set of exam-style questions, so nothing is left untested. Coverage includes:

  • Theme A — Unity and diversity: water, nucleic acids, cell structure, evolution
  • Theme B — Form and function: metabolism, membranes, gas exchange, transport, ecology
  • Theme C — Interaction and interdependence: enzymes, respiration, photosynthesis, signalling, immunity, ecosystems
  • Theme D — Continuity and change: DNA, protein synthesis, cell division, genetics, evolution (coming soon)

Every IB Diploma Biology topic, covered

PinPoint has exam-style questions for all 4 IBDP-BIO topics:

Theme A — Unity and diversity

  • A1.1 Water
  • A1.2 Nucleic acids
  • A2.1 Origins of cells
  • A2.2 Cell structure
  • A2.3 Viruses
  • A3.1 Diversity of organisms
  • A3.2 Classification and cladistics
  • A4.1 Evolution and speciation
  • A4.2 Conservation of biodiversity

Theme B — Form and function

  • B1.1 Carbohydrates and lipids
  • B1.2 Proteins
  • B2.1 Membranes and membrane transport
  • B2.2 Organelles and compartmentalization
  • B2.3 Cell specialization
  • B3.1 Gas exchange
  • B3.2 Transport
  • B3.3 Muscle and motility
  • B4.1 Adaptation to environment
  • B4.2 Ecological niches

Theme C — Interaction and interdependence

  • C1.1 Enzymes and metabolism
  • C1.2 Cell respiration
  • C1.3 Photosynthesis
  • C2.1 Chemical signalling
  • C2.2 Neural signalling
  • C3.1 Integration of body systems
  • C3.2 Defence against disease
  • C4.1 Populations and communities
  • C4.2 Transfers of energy and matter

Theme D — Continuity and change

  • D1.1 DNA replication
  • D1.2 Protein synthesis
  • D1.3 Mutation and gene editing
  • D2.1 Cell and nuclear division
  • D2.2 Gene expression
  • D3.1 Reproduction
  • D3.2 Inheritance
  • D4.1 Natural selection
  • D4.2 Stability and change
  • D4.3 Climate and ecosystems

How you'll revise IB Diploma Biology

Practise by topic

Pick any topic in the IBDP-BIO syllabus and answer exam-style hinge questions, one concept at a time.

Find your misconceptions

Each wrong answer reveals the precise misconception behind it — not just a red cross.

Correct on the spot

A targeted correction step fixes the exact mistake while it's fresh.

Lock it in

Spaced repetition brings weak points back until every statement turns green.

IB Diploma Biology revision — your questions

Does PinPoint follow the new IB Biology guide for first exams 2025?+

Yes. PinPoint is built around the current IB Diploma Biology guide, organised across four themes (A–D), with every understanding turned into exam-style multiple-choice questions.

Does it cover both SL and HL Biology?+

Yes. Standard Level and Additional Higher Level content is tagged separately — SL students only see SL content, HL students see both.

Can PinPoint help with IB Biology Paper 1 multiple choice?+

Directly. PinPoint's questions are exam-style multiple choice with distractors built from real misconceptions — the same skill Paper 1 tests.

Start revising IB Diploma Biology today

Free while in beta — no card required. Turn the IBDP-BIO topics you find hardest into your strongest.

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